71156520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 248227200

約数和(自身を除く): 177070680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 101, 103, 114, 120, 152, 171, 180, 190, 202, 206, 228, 285, 303, 309, 342, 360, 380, 404, 412, 456, 505, 515, 570, 606, 618, 684, 760, 808, 824, 855, 909, 927, 1010, 1030, 1140, 1212, 1236, 1368, 1515, 1545, 1710, 1818, 1854, 1919, 1957, 2020, 2060, 2280, 2424, 2472, 3030, 3090, 3420, 3636, 3708, 3838, 3914, 4040, 4120, 4545, 4635, 5757, 5871, 6060, 6180, 6840, 7272, 7416, 7676, 7828, 9090, 9270, 9595, 9785, 10403, 11514, 11742, 12120, 12360, 15352, 15656, 17271, 17613, 18180, 18540, 19190, 19570, 20806, 23028, 23484, 28785, 29355, 31209, 34542, 35226, 36360, 37080, 38380, 39140, 41612, 46056, 46968, 52015, 57570, 58710, 62418, 69084, 70452, 76760, 78280, 83224, 86355, 88065, 93627, 104030, 115140, 117420, 124836, 138168, 140904, 156045, 172710, 176130, 187254, 197657, 208060, 230280, 234840, 249672, 312090, 345420, 352260, 374508, 395314, 416120, 468135, 592971, 624180, 690840, 704520, 749016, 790628, 936270, 988285, 1185942, 1248360, 1581256, 1778913, 1872540, 1976570, 2371884, 2964855, 3557826, 3745080, 3953140, 4743768, 5929710, 7115652, 7906280, 8894565, 11859420, 14231304, 17789130, 23718840, 35578260, 71156520]

約数ペア:

[(1, 71156520), (2, 35578260), (3, 23718840), (4, 17789130), (5, 14231304), (6, 11859420), (8, 8894565), (9, 7906280), (10, 7115652), (12, 5929710), (15, 4743768), (18, 3953140), (19, 3745080), (20, 3557826), (24, 2964855), (30, 2371884), (36, 1976570), (38, 1872540), (40, 1778913), (45, 1581256), (57, 1248360), (60, 1185942), (72, 988285), (76, 936270), (90, 790628), (95, 749016), (101, 704520), (103, 690840), (114, 624180), (120, 592971), (152, 468135), (171, 416120), (180, 395314), (190, 374508), (202, 352260), (206, 345420), (228, 312090), (285, 249672), (303, 234840), (309, 230280), (342, 208060), (360, 197657), (380, 187254), (404, 176130), (412, 172710), (456, 156045), (505, 140904), (515, 138168), (570, 124836), (606, 117420), (618, 115140), (684, 104030), (760, 93627), (808, 88065), (824, 86355), (855, 83224), (909, 78280), (927, 76760), (1010, 70452), (1030, 69084), (1140, 62418), (1212, 58710), (1236, 57570), (1368, 52015), (1515, 46968), (1545, 46056), (1710, 41612), (1818, 39140), (1854, 38380), (1919, 37080), (1957, 36360), (2020, 35226), (2060, 34542), (2280, 31209), (2424, 29355), (2472, 28785), (3030, 23484), (3090, 23028), (3420, 20806), (3636, 19570), (3708, 19190), (3838, 18540), (3914, 18180), (4040, 17613), (4120, 17271), (4545, 15656), (4635, 15352), (5757, 12360), (5871, 12120), (6060, 11742), (6180, 11514), (6840, 10403), (7272, 9785), (7416, 9595), (7676, 9270), (7828, 9090)]